fix(tui): adapt collab foundation to refreshed main

Preserve the collab transcript fixtures and current TUI style rules after rebasing onto the refreshed tui_app_server codebase.

Co-authored-by: Codex <noreply@openai.com>

codex-rs/core/src/tools/handlers/multi_agents.rs

@@ -21,7 +21,6 @@ use async_trait::async_trait;
 use codex_protocol::ThreadId;
 use codex_protocol::models::ResponseInputItem;
 use codex_protocol::openai_models::ReasoningEffort;
-use codex_protocol::openai_models::ReasoningEffortPreset;
 use codex_protocol::protocol::AgentSpawnMode;
 use codex_protocol::protocol::CollabAgentInteractionBeginEvent;
 use codex_protocol::protocol::CollabAgentInteractionEndEvent;

codex-rs/core/src/tools/handlers/multi_agents_v2/spawn.rs

@@ -5,6 +5,7 @@ use crate::agent::next_thread_spawn_depth;
 use crate::agent::role::DEFAULT_ROLE_NAME;
 use crate::agent::role::apply_role_to_config;
 use codex_protocol::AgentPath;
+use codex_protocol::protocol::AgentSpawnMode;
 use codex_protocol::protocol::InterAgentCommunication;
 use codex_protocol::protocol::Op;
 
@@ -170,6 +171,7 @@ impl ToolHandler for Handler {
                     prompt,
                     model: effective_model,
                     reasoning_effort: effective_reasoning_effort,
+                    spawn_mode: AgentSpawnMode::Spawn,
                     status,
                 }
                 .into(),

codex-rs/tui/src/chatwidget/tests.rs

@@ -2409,6 +2409,7 @@ async fn collab_spawn_end_shows_requested_model_and_effort() {
             prompt: "Explore the repo".to_string(),
             model: "gpt-5".to_string(),
             reasoning_effort: ReasoningEffortConfig::High,
+            spawn_mode: codex_protocol::protocol::AgentSpawnMode::Spawn,
             status: AgentStatus::PendingInit,
         }),
     });

codex-rs/tui/src/history_cell.rs

@@ -643,7 +643,7 @@ pub(crate) fn new_subagent_spawned_cell(name: &str, prompt_preview: &str) -> Pla
     if !preview.is_empty() {
         lines.push(Line::from(vec![
             "  └ ".dim(),
-            Span::from(format!("\"{preview}\"" )).dim(),
+            Span::from(format!("\"{preview}\"")).dim(),
         ]));
     }
 
@@ -689,7 +689,7 @@ fn status_span_for_panel(agent: &SubagentPanelAgent) -> Span<'static> {
     match &agent.status {
         AgentStatus::PendingInit if agent.is_watchdog => "idle".dim(),
         AgentStatus::PendingInit | AgentStatus::Running => "running".cyan().bold(),
-        AgentStatus::Interrupted => "interrupted".yellow(),
+        AgentStatus::Interrupted => "interrupted".magenta(),
         AgentStatus::Completed(_) => "completed".green(),
         AgentStatus::Errored(_) => "errored".red(),
         AgentStatus::Shutdown => "shutdown".dim(),
@@ -713,7 +713,7 @@ fn should_shimmer(agent: &SubagentPanelAgent, now: Instant) -> bool {
 fn status_label_span(status: &AgentStatus) -> Span<'static> {
     match status {
         AgentStatus::PendingInit | AgentStatus::Running => "running".cyan().bold(),
-        AgentStatus::Interrupted => "interrupted".yellow(),
+        AgentStatus::Interrupted => "interrupted".magenta(),
         AgentStatus::Completed(_) => "completed".green(),
         AgentStatus::Errored(_) => "errored".red(),
         AgentStatus::Shutdown => "shutdown".dim(),

codex-rs/tui/src/multi_agents.rs

@@ -9,7 +9,6 @@ use crate::render::line_utils::prefix_lines;
 use crate::text_formatting::truncate_text;
 use codex_protocol::ThreadId;
 use codex_protocol::openai_models::ReasoningEffort as ReasoningEffortConfig;
-use codex_protocol::protocol::AgentSpawnMode;
 use codex_protocol::protocol::AgentStatus;
 use codex_protocol::protocol::CollabAgentInteractionEndEvent;
 use codex_protocol::protocol::CollabAgentRef;
@@ -583,6 +582,7 @@ fn status_summary_spans(status: &AgentStatus) -> Vec<Span<'static>> {
 #[cfg(test)]
 mod tests {
     use super::*;
+    use codex_protocol::protocol::AgentSpawnMode;
     use crate::history_cell::HistoryCell;
     #[cfg(target_os = "macos")]
     use crossterm::event::KeyEvent;